4
0
0
9
0
0
0
0
0
0
0
0
0
0
0
8
0
0
2
0
0
0
0
0
1
0
0
7
0
0
19
0
0
0
0
0
10
0
0
0
0
0
3
0
0
4
0
0
0
0
0
